Dormer A777 HSCo Heavy-Duty Jobber Drill 10.00mm OL:133mm WL:87mm | A77710.0

Dormer A77710.0 HSCo heavy-duty jobber drill bit, 10.00mm (133mm OAL / 87mm WL)

Dormer A77710.0 is a heavy-duty HSCo jobber drill bit designed for accurate drilling in metalworking applications where strength, heat resistance and consistent hole quality matter. With a 10.00mm cutting diameter, it’s a practical choice for fabrication, maintenance and general workshop drilling tasks.

This A777 series metal drill bit features a jobber-length profile to suit everyday drilling work while offering the added toughness associated with cobalt alloy high speed steel (HSCo).

Key Features

• HSCo cobalt steel construction: Helps maintain cutting performance under higher temperatures for demanding metal drilling.
• Heavy-duty jobber pattern: Suitable for general-purpose workshop use where a robust drill is preferred.
• 10.00mm diameter: Ideal for creating clearance holes, fixing points and accurate through-holes in metalwork.
• Jobber length proportions: Provides a practical balance of reach and rigidity for controlled drilling.
• Manufactured to recognised standards: Produced to DIN 338 RN / BS 328 / ISO 235.

Specifications at a glance